Expert guidance for Claude Code plugin development. Use when creating or modifying plugins, working with plugin.json or marketplace.json, or adding commands, agents, Skills, or hooks.
Install
npx skills add hyperskill/claude-code-marketplace --skill plugin-authoringnpx skills add hyperskill/claude-code-marketplace --skill plugin-authoring -a claude-code -gnpx skills add hyperskill/claude-code-marketplace --skill plugin-authoring -a codex -ggemini skills install https://github.com/hyperskill/claude-code-marketplace.git --path plugins/plugin-development/skills/plugin-authoringgh skill install hyperskill/claude-code-marketplace plugin-authoringgit clone --depth 1 https://github.com/hyperskill/claude-code-marketplace /tmp/hyperskill__claude-code-marketplace
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/hyperskill__claude-code-marketplace/plugins/plugin-development/skills/plugin-authoring ~/.claude/skills/plugin-authoring # Claude Code
cp -R /tmp/hyperskill__claude-code-marketplace/plugins/plugin-development/skills/plugin-authoring ~/.agents/skills/plugin-authoring # Codex, Cursor, Gemini CLI, Copilot, OpenCode